From 17b90afcab0fb64ed2f546012c748102c7e9b5c5 Mon Sep 17 00:00:00 2001
From: morris <maoshengrong@espressif.com>
Date: Mon, 30 Mar 2020 18:26:37 +0800
Subject: [PATCH] doc: fix defines dict expansion

---
 docs/idf_extensions/run_doxygen.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/docs/idf_extensions/run_doxygen.py b/docs/idf_extensions/run_doxygen.py
index eb5975dcee..474798ab6d 100644
--- a/docs/idf_extensions/run_doxygen.py
+++ b/docs/idf_extensions/run_doxygen.py
@@ -71,7 +71,7 @@ def generate_doxygen(app, project_description):
     print("Calling Doxygen to generate latest XML files")
     doxy_env = os.environ
     doxy_env.update({
-        "ENV_DOXYGEN_DEFINES": " ".join(defines),
+        "ENV_DOXYGEN_DEFINES": " ".join('{}={}'.format(key, value) for key, value in defines.items()),
         "IDF_PATH": app.config.idf_path,
         "IDF_TARGET": app.config.idf_target,
     })